Stand-pipe assembly unit for a containment basin which holds a sorbent material containing cartridge and which can hold a silt-collecting sock over its top tray



FIG. 1 is an exploded top, perspective view of a stand pipe assembly unit for a containment basin which holds a sorbent material containing cartridge and which can hold a silt-collecting sock over its top tray showing our new design;

FIG. 2 is a top view of the stand pipe assembly unit for a containment basin which holds a sorbent material containing cartridge and which can hold a silt-collecting sock over its top tray thereof;

FIG. 3 is a front side view of the stand pipe assembly unit for a containment basin which holds a sorbent material containing cartridge and which can hold a silt-collecting sock over its top tray on a greatly reduced scale, the back and sides appearing essentially the same;

FIG. 4 is a top view of the stand pipe assembly unit for a containment basin which holds a sorbent material containing cartridge and which can hold a silt-collecting sock over its top tray with the top tray removed for clarity of illustration;

FIG. 5 is a bottom view of stand pipe assembly unit for a containment basin which holds a sorbent material containing cartridge and which can hold a silt-collecting sock over its top tray and

FIG. 6 is a cross-section view of the stand pipe assembly unit for a containment basin which holds a sorbent material containing cartridge and which can hold a silt collecting sock over its top tray on a reduced scale taken along line 6--6 in FIG. 2.

FIG. 7 is a top view of the cartridge portion of the stand pipe assembly unit for a containment basin which holds a sorbent material containing cartridge and which can hold a silt collecting sock over its top tray, shown separately for clarity for illustration.

FIG. 8 is a front side view of FIG. 7, the back appearing essentially the same;

FIG. 9 is a right side view of FIG. 7, the left appearing essentially the same; and,

FIG. 10 is a bottom view of FIG. 7.

The broken line showing of environmental structure in FIGS. 1, 8 and 9 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a stand-pipe assembly unit for a containment basin which holds a sorbent material containing cartridge, and which can hold a silt-collecting sock over its top tray, as shown and described. 